GE Lighting 62618 Reveal Clear 72-Watt (100-watt replacement) 1120-Lumen A19 Light Bulb with Medium Base, 2-Pack Clear Reveal Halogen bulb is specially made to filter out dull rays produced by standard incandescent bulbs A19 shape with medium base for use in table lamps and enclosed fixtures 1120 lumens provides clean and beautiful light Lasts 0.9 years based on 3 hours per day usage 100-watt replacement uses only 72-watts Estimated yearly energy costs $8.67 based on 3 hours per day $0.11 per kWh